I am trying to address Daniele's comment and test it. 

https://chromium-review.googlesource.com/c/chromium/src/+/784739/14/gpu/command_buffer/common/gpu_memory_buffer_support.cc#123

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/85fdf90b1ee12933fe61c0c0c92faaede517dbd7

commit 85fdf90b1ee12933fe61c0c0c92faaede517dbd7
Author: Owen Lin <owenlin@google.com>
Date: Thu Jan 18 05:06:32 2018

media::vda: Specify the format when importing a buffer.

We are going to switch the buffer format from YV12 to NV12 for
video decoding on Intel.

To smooth the transition, instead of hard coding the buffer format
in both Android and Chromium. We let Android side to specify the
pixel format of the buffer while calling Chromium side to import
the buffer.

BUG= 796816 
TEST=1. Apply the CL: https://chromium-review.googlesource.com/c/
                      chromiumos/platform/minigbm/+/544489
        which switch the buffer format.
     2. Make sure video playback in ARC++ is OK.

Cq-Include-Trybots: master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I615c815cb42dab8b165f0a789a7e6e748c69fb89
Reviewed-on: https://chromium-review.googlesource.com/784739
Commit-Queue: Owen Lin <owenlin@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Daniele Castagna <dcastagna@chromium.org>
Reviewed-by: Pawel Osciak <posciak@chromium.org>
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Reviewed-by: David Reveman <reveman@chromium.org>
Cr-Commit-Position: refs/heads/master@{#530057}
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/components/arc/common/video_decode_accelerator.mojom
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/components/arc/video_accelerator/gpu_arc_video_decode_accelerator.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/components/arc/video_accelerator/gpu_arc_video_decode_accelerator.h
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/gpu/command_buffer/common/gpu_memory_buffer_support.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/v4l2/v4l2_slice_video_decode_accelerator.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/v4l2/v4l2_slice_video_decode_accelerator.h
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/v4l2/v4l2_video_decode_accelerator.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/v4l2/v4l2_video_decode_accelerator.h
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_picture_factory.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_picture_factory.h
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_video_decode_accelerator.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_video_decode_accelerator.h
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_video_decode_accelerator_unittest.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/vaapi/vaapi_wrapper.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/gpu/video_decode_accelerator_unittest.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/video/video_decode_accelerator.cc
[modify] https://crrev.com/85fdf90b1ee12933fe61c0c0c92faaede517dbd7/media/video/video_decode_accelerator.h